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£55+ Cheap flights from San Francisco

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — LHR
12 Apr — 19 Apr1
1 adult
1 adult, Economy, 0 bags

What to know about flights from San Francisco

Discover essential information about flights departing from San Francisco, including flight schedules, destinations, airlines operating at the San Francisco airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 13 March 2026.

Cheapest one-way flight

£31

Cheapest round-trip flight

£39

Cheapest airline

Frontier

Most popular destination

London Heathrow (LHR)

Good round-trip deal

£71 or less

Good one-way deal

£55 or less
The cheapest one-way flight from San Francisco is currently to Los Angeles Los Angeles.
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The cheapest round-trip flight from San Francisco is currently to Los Angeles Los Angeles.
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On average, Frontier currently has the cheapest one-way flight from San Francisco (avg. price of £108).
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London Heathrow (LHR) is currently the most popular flight destination from San Francisco (average return price of £296).
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Price to beat on a round-trip flight from San Francisco.
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Price to beat on a one-way flight from San Francisco.
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Find flights from San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from San Francisco
Explore the most affordable flight options available from San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 13 March 2026.

Sat 25/411:05
SFO
-
PHX
Nonstop2h 05m
Southwest
Sat 2/515:10
PHX
-
SFO
Nonstop2h 05m
Southwest
Deal found 11/3£109
Wed 13/505:40
SFO
-
PHX
Nonstop2h 00m
Southwest
Sat 16/519:15
PHX
-
SFO
Nonstop2h 05m
Southwest
Deal found 11/3£114
Mon 3/807:55
SFO
-
PHX
1 stop6h 36m
Multiple Airlines
Wed 5/818:53
PHX
-
SFO
Nonstop2h 11m
Multiple Airlines
Deal found 11/3£119
Sat 11/406:15
SFO
-
PHX
Nonstop2h 00m
Southwest
Thu 16/422:05
PHX
-
SFO
Nonstop2h 05m
Southwest
Deal found 9/3£123
Tue 4/816:15
SFO
-
PHX
1 stop19h 42m
Frontier
Fri 7/818:53
PHX
-
SFO
Nonstop2h 11m
Frontier
Deal found 11/3£124
Sat 1/821:58
SFO
-
PHX
Nonstop2h 11m
Frontier
Tue 4/813:00
PHX
-
SFO
1 stop11h 26m
Frontier
Deal found 11/3£128
Mon 3/807:55
SFO
-
PHX
1 stop6h 36m
Multiple Airlines
Sat 8/818:53
PHX
-
SFO
Nonstop2h 11m
Multiple Airlines
Deal found 11/3£129
Wed 22/418:20
SFO
-
PHX
1 stop4h 54m
Delta
Sat 25/406:40
PHX
-
SFO
1 stop6h 47m
Delta
Deal found 11/3£133
Tue 4/806:00
SFO
-
PHX
1 stop11h 23m
Frontier
Thu 6/818:53
PHX
-
SFO
Nonstop2h 11m
Frontier
Deal found 12/3£134
Sun 2/821:58
SFO
-
PHX
Nonstop2h 11m
Frontier
Mon 3/813:00
PHX
-
SFO
1 stop8h 29m
Frontier
Deal found 11/3£136
Tue 14/421:15
SFO
-
EWR
Nonstop5h 38m
United Airlines
Wed 22/408:00
EWR
-
SFO
Nonstop6h 36m
United Airlines
Deal found 9/3£180
Sat 25/406:00
SFO
-
EWR
Nonstop5h 37m
United Airlines
Thu 30/406:00
EWR
-
SFO
Nonstop6h 30m
United Airlines
Deal found 11/3£187

Find flights from San Francisco within your budget

 
Find flights departing from San Francisco that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 13 March 2026. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Sat 25/4

10:10-16:55

1 stop6h 45m

Phoenix Sky Harbor Intl

Sun 26/4

06:00-09:35

1 stop3h 35m

£149

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Tue 21/4

05:40-07:40

Nonstop2h 00m

Phoenix Sky Harbor Intl

Wed 22/4

16:20-20:05

1 stop3h 45m

£154

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Tue 7/4

11:25-17:10

2 stops5h 45m

Phoenix Sky Harbor Intl

Tue 14/4

08:40-14:15

1 stop5h 35m

£158

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Sat 16/5

20:45-23:13

Nonstop2h 28m

Phoenix Sky Harbor Intl

Sun 17/5

07:20-09:29

Nonstop2h 09m

£174

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Wed 5/8

07:55-12:23

1 stop4h 28m

Phoenix Sky Harbor Intl

Wed 5/8

18:53-23:29

1 stop4h 36m

£178

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Mon 3/8

07:55-14:31

1 stop6h 36m

Phoenix Sky Harbor Intl

Wed 5/8

18:53-23:29

1 stop4h 36m

£178

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Tue 4/8

07:55-12:23

1 stop4h 28m

Phoenix Sky Harbor Intl

Thu 6/8

18:53-23:29

1 stop4h 36m

£178
Fastest return journey

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Thu 9/4

17:40-19:45

Nonstop2h 05m

Phoenix Sky Harbor Intl

Mon 13/4

22:05-00:10

Nonstop2h 05m

£181

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Fri 1/5

17:40-19:45

Nonstop2h 05m

Phoenix Sky Harbor Intl

Sun 3/5

08:05-10:15

Nonstop2h 10m

£181

San FranciscoPhoenix

SFO - PHX

SFOPHX

San Francisco

Thu 4/6

18:30-23:54

1 stop5h 24m

Phoenix Sky Harbor Intl

Mon 8/6

16:10-23:12

1 stop7h 02m

£192

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from San Francisco

Have a flexible travel schedule? Discover the best time to fly from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Francisco

Get recent, data-driven insights about flights from San Francisco including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Francisco?

Use this chart to determine the optimal time to book a return flight from San Francisco to Heathrow. Price data was last updated on 6 March 2026.

Booking 30 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco?

Currently, October is the cheapest month in which you can book a flight from San Francisco (average of £374). Flying from San Francisco in June will prove the most costly (average of £575). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from San Francisco?

Use this chart to determine the cheapest time to fly return from San Francisco to Heathrow. Price data was last updated on 21 February 2026.

Those who are seeking the cheapest fare on flights departing from San Francisco would be wise to consider leaving during Tuesday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Saturday at midday when fares are usually the most expensive.

Which airlines fly from San Francisco?

Many airlines operate round-trip flights from San Francisco: Virgin Atlantic, United Airlines, British Airways, Lufthansa, KLM. These airlines fly to the following popular destinations: London.

United Airlines
United Airlines
From £186
Virgin Atlantic
Virgin Atlantic
From £372
Alaska Airlines
Alaska Airlines
From £45
Frontier
Frontier
From £39

What are popular destinations to fly to from San Francisco?

If you’re flying from San Francisco, these routes are more frequently taken by airlines New York (1,363 flights per day), Los Angeles (914 flights per day) and Chicago (892 flights per day).

London
London
From £176
New York
New York
From £82
Los Angeles Los Angeles
Los Angeles Los Angeles
From £31
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From £32

What is the cheapest place to fly to from San Francisco?

The cheapest city to fly to from San Francisco is Los Angeles Los Angeles, with prices starting at £31. Explore other affordable destinations below.

Los Angeles Los Angeles
Los Angeles Los Angeles
From £31
Las Vegas Harry Reid Intl
Las Vegas Harry Reid Intl
From £32
Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From £51
Seattle/Tacoma Intl
Seattle/Tacoma Intl
From £54

Airline reviews for flights from San Francisco

Get insights into the airlines that provide service from San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Francisco. In the last 7 days, Cheapflights users made a total of 858,174 searches.
Check out reviews from past customers who have flown KLM,Virgin Atlantic, andUnited Airlines from San Francisco to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,471 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.8
Good
1,471 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Virgin Atlantic
7.5
Good
680 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
United Airlines
7.4
Good
9,418 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
Lufthansa
6.8
Okay
7,848 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
British Airways
6.7
Okay
7,784 reviews
KLM
7.8
Good
1,471 reviews
Check prices

Boarding

7.8

Overall

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

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Related info for your journey

Access useful and relevant information related to your journey from San Francisco. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 13 March 2026.

  • What are the most popular destinations to fly to from San Francisco?

    This month, the top selected destinations from San Francisco are Mumbai, Boston, Bangkok Suvarnabhumi Airport. Throughout the year, Mumbai, Bengaluru, Boston are some of the top choices made by users flying from San Francisco.

  • What is the cheapest flight from San Francisco to anywhere?

    Users have flown out of San Francisco for as low as £31 to Los Angeles (prices may vary depending on the airline and departure time). On average, users have booked flights for £454 to fly from San Francisco.

  • What are the cheapest airlines flying from San Francisco to anywhere?

    Over the past few days, we've found that Hawaiian Airlines, Air Canada, and Frontier have the cheapest prices from San Francisco. Hawaiian Airlines flights from San Francisco to Burbank Bob Hope (£36), Air Canada flights from San Francisco to Toronto (£37), and Frontier flights from San Francisco to Atlanta Hartsfield-Jackson (£39).

  • What is the cheapest premium economy flight from San Francisco?

    Here are some of the cheapest offers we have found for the cheapest premium economy flights from San Francisco.
    San Francisco to Seattle from £231
    San Francisco to Boston from £435
    San Francisco to Detroit Metropolitan Wayne County Airport from £473
    San Francisco to Portland from £532

  • What is the cheapest first class flight from San Francisco?

    If you’re looking for a cheap first-class flight from San Francisco, consider Los Angeles. Prices start at £257 so you can fly first-class even on a budget.

  • What is the cheapest month to fly from San Francisco?

    At the present moment the cheapest month to fly from San Francisco is currently October; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from San Francisco?

    Check out the cheapest flights from San Francisco to embark to:
    Travel from San Francisco to London from £375 round trip
    Travel from San Francisco to Edinburgh from £526 round trip
    Travel from San Francisco to Glasgow from £556 round trip

  • How does Cheapflights help users find flights from San Francisco?

    Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

  • Why should you use Cheapflights to find cheap flight tickets from San Francisco?

    Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from San Francisco with no change fees?

    Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

    Yes! Start tracking prices for flights from San Francisco today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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How does Cheapflights help users find flights from San Francisco?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Francisco. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from San Francisco?

Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco with no change fees?

Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

Yes! Start tracking prices for flights from San Francisco today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive the alerts.

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